Hi Eric,
On Tue, 22 Apr 2014 12:32:40 -0400 Eric Paris <eparis@xxxxxxxxxx> wrote:
>
> I swear I saw this and I fixed it. Drat. Do we want to do it this way?
> Above in syscall_get_arguments() they use
>
> #ifdef CONFIG_SPARC64
> if (test_tsk_thread_flag(task, TIF_32BIT))
> zero_extend = 1;
> #endif
>
> Is CONFIG_SPARC64 a better choice than:
> defined(__sparc__) && defined(__arch64__)
I have no idea, I just copied the test from thread_info.h.
> Maybe even better would be to copy what you suggested in powerpc:
That would be better, except ...
> diff --git a/arch/sparc/include/asm/syscall.h b/arch/sparc/include/asm/syscall.h
> index fed3d51..49f71fd 100644
> --- a/arch/sparc/include/asm/syscall.h
> +++ b/arch/sparc/include/asm/syscall.h
> @@ -128,8 +128,7 @@ static inline void syscall_set_arguments(struct task_struct *task,
>
> static inline int syscall_get_arch(void)
> {
> - return test_thread_flag(TIF_32BIT) ? AUDIT_ARCH_SPARC
> - : AUDIT_ARCH_SPARC64;
> + return is_32bit_task() ? AUDIT_ARCH_SPARC : AUDIT_ARCH_SPARC64;
> }
>
> #endif /* __ASM_SPARC_SYSCALL_H */
> diff --git a/arch/sparc/include/asm/thread_info_32.h b/arch/sparc/include/asm/thread_info_32.h
> index 96efa7a..acd2be0 100644
> --- a/arch/sparc/include/asm/thread_info_32.h
> +++ b/arch/sparc/include/asm/thread_info_32.h
> @@ -130,6 +130,8 @@ register struct thread_info *current_thread_info_reg asm("g6");
> #define _TIF_DO_NOTIFY_RESUME_MASK (_TIF_NOTIFY_RESUME | \
> _TIF_SIGPENDING)
>
> +#define is_32bit_task() (0)
Shouldn't that be (1) ?
--
Cheers,
Stephen Rothwell sfr@xxxxxxxxxxxxxxxx
Attachment:
pgpYshw0TTrLs.pgp
Description: PGP signature
